CVE-2026-43500 — Linux Linux_kernel: In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpc_input_call_event() and the RESPONSE handler in rxrpc_verify_response() copy the skb to a linear one before calling into the security ops only when skb_cloned() is true. An skb that is not cloned but still carries externally-owned paged fragments (e.g. SKBFL_SHARED_FRAG set by splice() into a UDP socket v CVSSv3.1 7.8 (HIGH) · EPSS 100th percentile